Reading Lance Datasets

read_lance

read_lance(
    uri=None, 
    *, 
    namespace=None, 
    table_id=None, 
    columns=None, 
    filter=None, 
    storage_options=None, 
    **kwargs)

Read a Lance dataset and return a Ray Dataset.

Parameters:

• uri: The URI of the Lance dataset to read from (either uri OR namespace+table_id required)
• namespace: LanceNamespace instance for metadata catalog integration (requires table_id)
• table_id: Table identifier as list of strings (requires namespace)
• columns: Optional list of column names to read
• filter: Optional filter expression to apply
• storage_options: Optional storage configuration dictionary
• scanner_options: Optional scanner configuration dictionary
• ray_remote_args: Optional kwargs for Ray remote tasks
• concurrency: Optional maximum number of concurrent Ray tasks
• override_num_blocks: Optional override for number of output blocks

Returns: Ray Dataset